4. Effects of multi-directional shear stress on liquefaction resistance

		

		Stress path in unidirectional and multidirectional loading

		  

		Unidirectional               Single-8                Double-8
		
		Shear and mean effective stress evolution
		
		 

		Single-8                                  Double-8
		Specimen deformation and interparticle force

		

		Liquefaction resistance subjected to different shear modes

		 

		Single-8                                  Double-8

		Fabric evolution under different shear modes